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ADR291GRZ

ADR291GRZ Description

The ADR291GRZ from Analog Devices Inc. is a high-precision 2.5V fixed-output series voltage reference from the XFET® family, designed for demanding applications requiring low noise, high accuracy, and excellent temperature stability. Packaged in an 8-SOIC tube, this ROHS3 Compliant and REACH Unaffected device operates over a wide 3V to 15V input range, making it versatile for various power supply configurations. With an ultra-low 15µA supply current and a ±0.24% initial tolerance, it ensures minimal power consumption while maintaining precision. The 25ppm/°C temperature coefficient further enhances its stability across industrial temperature ranges.

ADR291GRZ Features

• Ultra-Low Power: Consumes only 15µA supply current, ideal for battery-powered systems.
• High Accuracy: ±0.24% tolerance ensures reliable voltage referencing.
• Low Noise XFET® Technology: Superior noise performance compared to bandgap references.
• Wide Input Range: Operates from 3V to 15V, accommodating diverse power supplies.
• Excellent Thermal Stability: 25ppm/°C tempco minimizes drift over temperature variations.
• Surface-Mount 8-SOIC Package: Compact and suitable for automated assembly.
• 5mA Output Current: Capable of driving moderate loads directly.

ADR291GRZ Applications

The ADR291GRZ excels in precision applications such as:

• Data Acquisition Systems: Ensures accurate ADC/DAC reference voltages.
• Portable and Battery-Powered Devices: Low current draw extends battery life.
• Industrial Control Systems: Stable performance under varying temperatures.
• Medical Instrumentation: High reliability for critical measurements.
• Automotive Electronics: Robust performance in harsh environments.

Conclusion of ADR291GRZ

The ADR291GRZ stands out as a high-performance voltage reference, combining low power consumption, exceptional accuracy, and thermal stability. Its XFET® technology offers superior noise performance, making it ideal for precision analog designs. Whether in portable electronics, industrial systems, or medical devices, this component delivers reliable voltage referencing with minimal drift. For engineers seeking a balance of precision and efficiency, the ADR291GRZ is a compelling choice.